prov:value
| - Examples of such surfactants, which have been found to be of special utility, are those comprising mixtures of compounds of the formula: where R R and R are alkyl groups containing a total of 7 to 24 carbon atoms, R, is hydrogen or C -C alkyl, particularly methyl, m is an integer and X is hydrogen or 3,380,923 Patented Apr. 30, 1968 an alkali metal, preferably sodium, the mixture containing an ave
|